Распиновка, расположение выводов и внешний вид разъемов и шин:
PCI
PCI=Peripheral Component Interconnect
PCI Universal Card 32/64 bit
—————————————————————-
| PCI Component Side (side B) |
| |
| |
| optional |
| ____ mandatory 32-bit pins 64-bit pins _____|
|___| |||||||—|||||||||||||||||—|||||||—||||||||||||||
^ ^ ^ ^ ^ ^ ^ ^
b01 b11 b14 b49 b52 b62 b63 b94
PCI 5V Card 32/64 bit
| optional |
| ____ mandatory 32-bit pins 64-bit pins _____|
|___| ||||||||||||||||||||||||||—|||||||—||||||||||||||
PCI 3.3V Card 32/64 bit
| optional |
| ____ mandatory 32-bit pins 64-bit pins _____|
|___| |||||||—||||||||||||||||||||||||||—||||||||||||||
(at the computer)
98+22 PIN EDGE CONNECTOR at the computer.
Pin
+5V
+3.3V
Universal
Description
A1
TRST
Test Logic Reset
A2
+12V
+12 VDC
A3
TMS
Test Mde Select
A4
TDI
Test Data Input
A5
+5V
+5 VDC
A6
INTA
Interrupt A
A7
INTC
Interrupt C
A8
+5V
+5 VDC
A9
RESV01
Reserved VDC
A10
+5V
+3.3V
Signal Rail
+V I/O (+5 V or +3.3 V)
A11
RESV03
Reserved VDC
A12
GND03
(OPEN)
(OPEN)
Ground or Open (Key)
A13
GND05
(OPEN)
(OPEN)
Ground or Open (Key)
A14
RESV05
Reserved VDC
A15
RESET
Reset
A16
+5V
+3.3V
Signal Rail
+V I/O (+5 V or +3.3 V)
A17
GNT
Grant PCI use
A18
GND08
Ground
A19
RESV06
Reserved VDC
A20
AD30
Address/Data 30
A21
+3.3V01
+3.3 VDC
A22
AD28
Address/Data 28
A23
AD26
Address/Data 26
A24
GND10
Ground
A25
AD24
Address/Data 24
A26
IDSEL
Initialization Device Select
A27
+3.3V03
+3.3 VDC
A28
AD22
Address/Data 22
A29
AD20
Address/Data 20
A30
GND12
Ground
A31
AD18
Address/Data 18
A32
AD16
Address/Data 16
A33
+3.3V05
+3.3 VDC
A34
FRAME
Address or Data phase
A35
GND14
Ground
A36
TRDY
Target Ready
A37
GND15
Ground
A38
STOP
Stop Transfer Cycle
A39
+3.3V07
+3.3 VDC
A40
SDONE
Snoop Done
A41
SBO
Snoop Backoff
A42
GND17
Ground
A43
PAR
Parity
A44
AD15
Address/Data 15
A45
+3.3V10
+3.3 VDC
A46
AD13
Address/Data 13
A47
AD11
Address/Data 11
A48
GND19
Ground
A49
AD9
Address/Data 9
A52
C/BE0
Command, Byte Enable 0
A53
+3.3V11
+3.3 VDC
A54
AD6
Address/Data 6
A55
AD4
Address/Data 4
A56
GND21
Ground
A57
AD2
Address/Data 2
A58
AD0
Address/Data 0
A59
+5V
+3.3V
Signal Rail
+V I/O (+5 V or +3.3 V)
A60
REQ64
Request 64 bit ???
A61
VCC11
+5 VDC
A62
VCC13
+5 VDC
A63
GND
Ground
A64
C/BE[7]#
Command, Byte Enable 7
A65
C/BE[5]#
Command, Byte Enable 5
A66
+5V
+3.3V
Signal Rail
+V I/O (+5 V or +3.3 V)
A67
PAR64
Parity 64 ???
A68
AD62
Address/Data 62
A69
GND
Ground
A70
AD60
Address/Data 60
A71
AD58
Address/Data 58
A72
GND
Ground
A73
AD56
Address/Data 56
A74
AD54
Address/Data 54
A75
+5V
+3.3V
Signal Rail
+V I/O (+5 V or +3.3 V)
A76
AD52
Address/Data 52
A77
AD50
Address/Data 50
A78
GND
Ground
A79
AD48
Address/Data 48
A80
AD46
Address/Data 46
A81
GND
Ground
A82
AD44
Address/Data 44
A83
AD42
Address/Data 42
A84
+5V
+3.3V
Signal Rail
+V I/O (+5 V or +3.3 V)
A85
AD40
Address/Data 40
A86
AD38
Address/Data 38
A87
GND
Ground
A88
AD36
Address/Data 36
A89
AD34
Address/Data 34
A90
GND
Ground
A91
AD32
Address/Data 32
A92
RES
Reserved
A93
GND
Ground
A94
RES
Reserved
B1
-12V
-12 VDC
B2
TCK
Test Clock
B3
GND
Ground
B4
TDO
Test Data Output
B5
+5V
+5 VDC
B6
+5V
+5 VDC
B7
INTB
Interrupt B
B8
INTD
Interrupt D
B9
PRSNT1
Reserved
B10
RES
+V I/O (+5 V or +3.3 V)
B11
PRSNT2
??
B12
GND
(OPEN)
(OPEN)
Ground or Open (Key)
B13
GND
(OPEN)
(OPEN)
Ground or Open (Key)
B14
RES
Reserved VDC
B15
GND
Reset
B16
CLK
Clock
B17
GND
Ground
B18
REQ
Request
B19
+5V
+3.3V
Signal Rail
+V I/O (+5 V or +3.3 V)
B20
AD31
Address/Data 31
B21
AD29
Address/Data 29
B22
GND
Ground
B23
AD27
Address/Data 27
B24
AD25
Address/Data 25
B25
+3.3V
+3.3VDC
B26
C/BE3
Command, Byte Enable 3
B27
AD23
Address/Data 23
B28
GND
Ground
B29
AD21
Address/Data 21
B30
AD19
Address/Data 19
B31
+3.3V
+3.3 VDC
B32
AD17
Address/Data 17
B33
C/BE2
Command, Byte Enable 2
B34
GND13
Ground
B35
IRDY
Initiator Ready
B36
+3.3V06
+3.3 VDC
B37
DEVSEL
Device Select
B38
GND16
Ground
B39
LOCK
Lock bus
B40
PERR
Parity Error
B41
+3.3V08
+3.3 VDC
B42
SERR
System Error
B43
+3.3V09
+3.3 VDC
B44
C/BE1
Command, Byte Enable 1
B45
AD14
Address/Data 14
B46
GND18
Ground
B47
AD12
Address/Data 12
B48
AD10
Address/Data 10
B49
GND20
Ground
B50
(OPEN)
GND
(OPEN)
Ground or Open (Key)
B51
(OPEN)
GND
(OPEN)
Ground or Open (Key)
B52
AD8
Address/Data 8
B53
AD7
Address/Data 7
B54
+3.3V12
+3.3 VDC
B55
AD5
Address/Data 5
B56
AD3
Address/Data 3
B57
GND22
Ground
B58
AD1
Address/Data 1
B59
VCC08
+5 VDC
B60
ACK64
Acknowledge 64 bit ???
B61
VCC10
+5 VDC
B62
VCC12
+5 VDC
B63
RES
Reserved
B64
GND
Ground
B65
C/BE[6]#
Command, Byte Enable 6
B66
C/BE[4]#
Command, Byte Enable 4
B67
GND
Ground
B68
AD63
Address/Data 63
B69
AD61
Address/Data 61
B70
+5V
+3.3V
Signal Rail
+V I/O (+5 V or +3.3 V)
B71
AD59
Address/Data 59
B72
AD57
Address/Data 57
B73
GND
Ground
B74
AD55
Address/Data 55
B75
AD53
Address/Data 53
B76
GND
Ground
B77
AD51
Address/Data 51
B78
AD49
Address/Data 49
B79
+5V
+3.3V
Signal Rail
+V I/O (+5 V or +3.3 V)
B80
AD47
Address/Data 47
B81
AD45
Address/Data 45
B82
GND
Ground
B83
AD43
Address/Data 43
B84
AD41
Address/Data 41
B85
GND
Ground
B86
AD39
Address/Data 39
B87
AD37
Address/Data 37
B88
+5V
+3.3V
Signal Rail
+V I/O (+5 V or +3.3 V)
B89
AD35
Address/Data 35
B90
AD33
Address/Data 33
B91
GND
Ground
B92
RES
Reserved
B93
RES
Reserved
B94
GND
Ground
Notes: Pin 63-94 exists only on 64 bit PCI implementations.
+V I/O is 3.3V on 3.3V boards, 5V on 5V boards, and define
signal rails on the Universal board.
Contributor:
Joakim Цgren,
Phil Toms
Source:
?
Copyright © The Hardware Book Team 1996-2004.
May be copied and redistributed, partially or in whole, as appropriate.
Document last modified: 2002-01-10